M. e. d.
[医] 最小红斑量, 最小有效量
🧩 词语组成解析
[医] 电子\\n[经] 东
🗣️ 情景例句
They're open until nine o'clock.
他们开到九点。
The buyer has the right to cancel the contract unilaterally if the seller fails to ship the goods within the L/C validity.
如果卖方不能在信用证有效期内交货的话，买方有权单方面取消合同。
'Would you mind unlocking this suitcase please?'
“请打开这只手提箱好吗？”